JPH0127614B2 - - Google Patents
Info
- Publication number
- JPH0127614B2 JPH0127614B2 JP54026816A JP2681679A JPH0127614B2 JP H0127614 B2 JPH0127614 B2 JP H0127614B2 JP 54026816 A JP54026816 A JP 54026816A JP 2681679 A JP2681679 A JP 2681679A JP H0127614 B2 JPH0127614 B2 JP H0127614B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- input
- predistortion
- signal received
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 claims description 31
- 230000003111 delayed effect Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 6
- 230000009466 transformation Effects 0.000 claims 1
- 230000010354 integration Effects 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/06—Control of transmission; Equalising by the transmitted signal
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7806953A FR2419618A1 (fr) | 1978-03-10 | 1978-03-10 | Egaliseur automatique pour transmission numerique synchrone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54126408A JPS54126408A (en) | 1979-10-01 |
| JPH0127614B2 true JPH0127614B2 (fr) | 1989-05-30 |
Family
ID=9205621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2681679A Granted JPS54126408A (en) | 1978-03-10 | 1979-03-09 | Automatic equalizer for digital transmission |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4243956A (fr) |
| JP (1) | JPS54126408A (fr) |
| BE (1) | BE874262A (fr) |
| CA (1) | CA1132218A (fr) |
| DE (1) | DE2908588A1 (fr) |
| FR (1) | FR2419618A1 (fr) |
| GB (1) | GB2016249B (fr) |
| IE (1) | IE48005B1 (fr) |
| IT (1) | IT1118414B (fr) |
| LU (1) | LU81019A1 (fr) |
| NL (1) | NL7901888A (fr) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2945332C2 (de) * | 1979-11-09 | 1982-04-22 | Nixdorf Computer Ag, 4790 Paderborn | Vorrichtung zur automatischen Entzerrung auf der Empfangsseite eines elektrischen Datenübertragungsweges |
| US4592068A (en) * | 1980-12-23 | 1986-05-27 | International Standard Electric Corporation | Repeater for a digital transmission system |
| DE3205875C2 (de) * | 1982-02-18 | 1984-03-08 | Siemens AG, 1000 Berlin und 8000 München | Einstellbare Entzerrerschaltung |
| DE3241813A1 (de) * | 1982-11-11 | 1984-05-17 | Siemens Ag | Automatisch sich auf die kabellaenge einstellende entzerreranordnung |
| US4583234A (en) * | 1983-08-15 | 1986-04-15 | Rockwell International Corporation | Decision feedback equalizing apparatus |
| US4520489A (en) * | 1983-08-15 | 1985-05-28 | Rockwell International Corporation | Decision feedback equalizing apparatus |
| JPS60116290A (ja) * | 1983-11-28 | 1985-06-22 | Victor Co Of Japan Ltd | 映像信号の雑音低減回路 |
| DE3512441A1 (de) * | 1985-04-04 | 1986-10-16 | Nixdorf Computer Ag, 4790 Paderborn | Verfahren zur erzeugung eines stellsignals fuer einen entzerrer sowie schaltungsanordnung zur durchfuehrung des verfahrens |
| US4669091A (en) * | 1986-02-10 | 1987-05-26 | Rca Corporation | Adaptive multipath distortion equalizer |
| DE3638877A1 (de) * | 1986-11-14 | 1988-05-26 | Nixdorf Computer Ag | Verfahren zur adaptiven entzerrung von impulssignalen sowie schaltungsanordnung zur durchfuehrung des verfahrens |
| FR2613560B1 (fr) * | 1987-03-31 | 1989-06-23 | Cit Alcatel | Egaliseur automatique pour transmission numerique |
| NL8701331A (nl) * | 1987-06-09 | 1989-01-02 | Philips Nv | Datatransmissiesysteem bevattende een beslissingsteruggekoppelde egalisator en gebruik makende van partieleresponsie technieken. |
| US4759035A (en) * | 1987-10-01 | 1988-07-19 | Adtran | Digitally controlled, all rate equalizer |
| DE69030962T2 (de) * | 1989-03-13 | 1998-01-02 | Sony Corp | Automatischer Entzerrer |
| US5052023A (en) * | 1990-07-20 | 1991-09-24 | Motorola, Inc. | Method and apparatus for received signal equalization |
| US5448589A (en) * | 1994-08-01 | 1995-09-05 | Tektronix, Inc. | Circuit for sensing cable effects for automatic equalization |
| US5699022A (en) * | 1996-02-09 | 1997-12-16 | Dsc Communications Corporation | Adaptive cable equalizer |
| US6188721B1 (en) | 1998-04-17 | 2001-02-13 | Lucent Technologies, Inc. | System and method for adaptive equalization of a waveform independent of absolute waveform peak value |
| TW480832B (en) * | 1999-12-20 | 2002-03-21 | Koninkl Philips Electronics Nv | An arrangement for receiving a digital signal from a transmission medium |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3368168A (en) * | 1965-06-02 | 1968-02-06 | Bell Telephone Labor Inc | Adaptive equalizer for digital transmission systems having means to correlate present error component with past, present and future received data bits |
| US3736414A (en) * | 1971-06-30 | 1973-05-29 | Ibm | Transversal filter equalizer for partial response channels |
| US3746989A (en) * | 1971-09-30 | 1973-07-17 | Magnavox Co | Adaptive equalizer for digital information |
| US3736530A (en) * | 1972-02-22 | 1973-05-29 | Bell Telephone Labor Inc | Adjustable equalizer control apparatus |
| US3728649A (en) * | 1972-04-24 | 1973-04-17 | Bell Telephone Labor Inc | Automatic equalizer for digital cable transmission systems |
| US3908115A (en) * | 1974-10-07 | 1975-09-23 | Weston Instruments Inc | Adaptively tuned data receiver |
-
1978
- 1978-03-10 FR FR7806953A patent/FR2419618A1/fr active Granted
-
1979
- 1979-02-19 BE BE1/9281A patent/BE874262A/fr not_active IP Right Cessation
- 1979-03-05 DE DE19792908588 patent/DE2908588A1/de active Granted
- 1979-03-05 GB GB7907692A patent/GB2016249B/en not_active Expired
- 1979-03-08 LU LU81019A patent/LU81019A1/fr unknown
- 1979-03-08 CA CA323,012A patent/CA1132218A/fr not_active Expired
- 1979-03-08 NL NL7901888A patent/NL7901888A/xx not_active Application Discontinuation
- 1979-03-09 JP JP2681679A patent/JPS54126408A/ja active Granted
- 1979-03-09 IT IT67508/79A patent/IT1118414B/it active
- 1979-03-09 US US06/019,245 patent/US4243956A/en not_active Expired - Lifetime
- 1979-08-08 IE IE600/79A patent/IE48005B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54126408A (en) | 1979-10-01 |
| DE2908588A1 (de) | 1979-09-20 |
| IE790600L (en) | 1979-09-10 |
| LU81019A1 (fr) | 1979-10-30 |
| NL7901888A (nl) | 1979-09-12 |
| BE874262A (fr) | 1979-08-20 |
| IT7967508A0 (it) | 1979-03-09 |
| IT1118414B (it) | 1986-03-03 |
| CA1132218A (fr) | 1982-09-21 |
| FR2419618A1 (fr) | 1979-10-05 |
| GB2016249A (en) | 1979-09-19 |
| US4243956A (en) | 1981-01-06 |
| DE2908588C2 (fr) | 1989-12-07 |
| IE48005B1 (en) | 1984-08-22 |
| FR2419618B1 (fr) | 1980-08-22 |
| GB2016249B (en) | 1982-04-07 |
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| JPH0127614B2 (fr) | ||
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